40W Universal Power Supply,Etopgo AC to DC Power Supply Multi Voltage 3V 4.5V 5V 6V 7.5V 9V 12V 2A With 7 Tips For Electronic Devices LED Strip Lights CCTV Camera TV-Box Speakers Router Tablet

[Universal power supply] AC input: 110-240V 0.25A 50/60Hz; Multi DC output voltage: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V; Output current: 3A (3000mA) max; DC plug size: 5.5*2.1mm with 7 different plugs. It is equipped with a 5V 1A USB port so you can charge two devices at the same time.

Multifunctional adaptor: This 40 W replacement power supply comes with 7 interchangeable tips that work with 95% of AC/DC household appliances: LED strip light, CCTV camera, USB hub, cameras, 3D printers, LCD monitors, router, speaker,scale, soundbar,GPS, WiFi camera. Audio / Video / Video power supply parts and more 3V to 12V devices. It is compatible with 12W, 24W, 30W, 36W household electronics.

7 optional DC connectors: This universal power supply has several commonly used connectors that are 5.5 x 2.1 mm, 5.5 x 2.5 mm, 4.0 x 1.7 mm, 3.5 x 1.35 mm, 3.0 x 1.1 mm, 2.5 x 0.7 mm, micro USB, LED port that replace your multiple individual adapters. Polarity: internal positive/outside negative Meet your different needs, save space.

Safety Variable voltage is easy to choose, you can easily switch to different voltages with the included key. This switching power supply provides several safety precautions, such as Short circuit protection, overheating protection, over-voltage protection, over-current protection and over-voltage protection.

What you get 1 * 40W AC DC Power Adapter,7 * Multi Plug DC Connectors,1 * Key,1 * User manual.（Important Note）The polarity of DC plug is inner Positive(+), outer Negative(-). Polarity is irreversible, it is NOT compatible with devices that require Central Negative (-) Polarity. Please check carefully before buying.